Add a changed event that is emitted when the page content changes. This is

[evince.git] / ps / gtkgs.c

diff --git a/ps/gtkgs.c b/ps/gtkgs.c
index 4c895b95c01d2b9b9b65c29f6be90a0539bc80c3..74d619579f4829cbdc082571088c68e9cd4028da 100644 (file)
--- a/ps/gtkgs.c
+++ b/ps/gtkgs.c
@@ -498,6 +498,7 @@ set_up_page(GtkGS * gs)
   //GdkColormap *colormap;
   GdkGC *fill;
   GdkColor white = { 0, 0xFFFF, 0xFFFF, 0xFFFF };   /* pixel, r, g, b */
+  GdkColormap *colormap;
 
 #ifdef HAVE_LOCALE_H
   char *savelocale;
@@ -518,6 +519,8 @@ set_up_page(GtkGS * gs)
     /* clear new pixmap (set to white) */
     fill = gdk_gc_new(gs->pstarget);
     if(fill) {
+      colormap = gdk_drawable_get_colormap(gs->pstarget);
+      gdk_color_alloc (colormap, &white);
       gdk_gc_set_foreground(fill, &white);
 
       if(gs->width > 0 && gs->height > 0) {
@@ -2089,13 +2092,42 @@ ps_document_get_page (EvDocument  *document)
        return gtk_gs_get_current_page (GTK_GS (document));
 }
 
+static gboolean
+gtk_gs_widget_event (GtkWidget *widget, GdkEvent *event, gpointer data)
+{
+       GtkGS *gs = (GtkGS *) data;
+
+       if(event->type != GDK_CLIENT_EVENT)
+               return FALSE;
+
+       if (event->client.message_type == gs_class->page_atom) {
+               gs->busy = FALSE;
+               ev_document_changed (EV_DOCUMENT (gs));
+       }
+
+       return TRUE;
+}
+
 static void
 ps_document_set_target (EvDocument  *document,
-                        GdkDrawable *target)
+                       GdkDrawable *target)
 {
        GtkGS *gs = GTK_GS (document);
+       GtkWidget *widget;
+       gpointer data;
 
        gs->pstarget = target;
+
+       if (gs->pstarget) {
+               gdk_window_get_user_data (gs->pstarget, &data);
+               g_return_if_fail (GTK_IS_WIDGET (data));
+
+               widget = GTK_WIDGET (data);
+               g_signal_connect (widget, "event",
+                                 G_CALLBACK (gtk_gs_widget_event),
+                                 document);
+       }
+
        gtk_gs_goto_page (gs, gs->current_page);
 }
 
@@ -2155,18 +2187,6 @@ ps_document_render (EvDocument  *document,
        g_object_unref (gc);
 }
 
-static void
-ps_document_begin_find (EvDocument   *document,
-                         const char   *search_string,
-                         gboolean      case_sensitive)
-{
-}
-
-static void
-ps_document_end_find (EvDocument   *document)
-{
-}
-
 static void
 ps_document_document_iface_init (EvDocumentIface *iface)
 {
@@ -2179,6 +2199,4 @@ ps_document_document_iface_init (EvDocumentIface *iface)
        iface->set_page_offset = ps_document_set_page_offset;
        iface->get_page_size = ps_document_get_page_size;
        iface->render = ps_document_render;
-        iface->begin_find = ps_document_begin_find;
-        iface->end_find = ps_document_end_find;
 }